Galaxy Quest has Classically-Trained Extra Alexander Dane who is talking to himself about getting three curtain calls as Richard III.

They're done in order of credit, so the first-credited people (Joel Grey and Barnard Hughes) come on first, even though they don't have the lead parts.

In The Movie of The Fantasticks, the cast comes on for a curtain call after it's over.This may have been borrowed from the play. The Bad Seed (1956) has a curtain call ending with Rhoda being spanked over her mother's knee.

Avengers: Endgame uses this at the end of their film, displaying characters from across the entire Marvel Cinematic Universe, culminating with the original six Avengers.The Adventures of Buckaroo Banzai Across the 8th Dimension: During the end credits, Buckaroo and all of the heroic characters assemble in a dry urban aqueduct to march together while synth music thumps to the rhythm of their steps.8 Women, which is based on a play, ends with a shot of all the women standing side by side, holding hands and facing the camera as if acknowledging an audience.

Curtain call song